Fronius TransSteel 3500 Syn, Operating Instructions Manual, Page: 114 / 144

tu0 | xxx
Remark: xxx stands for a temperature value
Undertemperature in the power source primary circuit
Place power source in a heated room and allow to warm up Cause:
Remedy:
tu1 | xxx
Note: xxx stands for a temperature value
Undertemperature on the booster located in the power source
Place power source in a heated room and allow it to warm up Cause:
Remedy:
tu2 | xxx
Remark: xxx stands for a temperature value
Undertemperature in the power source secondary circuit
Place power source in a heated room and allow to warm up Cause:
Remedy:
tu3 | xxx
Remark: xxx stands for a temperature value
Undertemperature in the wire-feed unit motor
Place wire-feed unit in a heated room and allow to warm up Cause:
Remedy:
tu4 | xxx
Remark: xxx stands for a temperature value
Undertemperature in the welding torch
Place welding torch in a heated room and allow to warm up Cause:
Remedy:
tu5 | xxx
Remark: xxx stands for a temperature value
Undertemperature in the cooling unit
Place cooling unit in a heated room and allow to warm up Cause:
Remedy:
tu6 | xxx
Note: xxx stands for a temperature value
Undertemperature on the transformer of the power source
Place power source in a heated room and allow it to warm up Cause:
Remedy:
tu7 | xxx
Note: xxx stands for a temperature value
Undertemperature in the power source
Place power source in a heated room and allow it to warm up Cause:
Remedy:
no | H2O
Coolant flow rate too low
Check coolant flow rate and cooling unit, including cooling circuit
(for minimum coolant flow, see "Technical Data" section in the device
operating instructions) Cause:
Remedy:
114